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  <span class="productname">PostgreSQL</span> is Copyright © 1996–2020
  by the PostgreSQL Global Development Group.
 </p><p>
  <span class="productname">Postgres95</span> is Copyright © 1994–5
  by the Regents of the University of California.
 </p><p>
  Permission to use, copy, modify, and distribute this software and
  its documentation for any purpose, without fee, and without a
  written agreement is hereby granted, provided that the above
  copyright notice and this paragraph and the following two paragraphs
  appear in all copies.
 </p><p>
  IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY
  PARTY FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL
  DAMAGES, INCLUDING LOST PROFITS, ARISING OUT OF THE USE OF THIS
  SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF CALIFORNIA
  HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 </p><p>
  THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
  INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE
  PROVIDED HEREUNDER IS ON AN <span class="quote">“<span class="quote">AS-IS</span>”</span> BASIS, AND THE UNIVERSITY OF
  CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT,
  UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
 </p><p>
  中文翻译(版权声明请以为英文原文为准，以下翻译仅供参考):
 </p><p>
  <span class="productname">PostgreSQL</span>版权 © 1996-2019为PostgreSQL全球开发组所有。
 </p><p>
  <span class="productname">Postgres95</span>版权 © 1994-5为加利福尼亚大学董事会所有。
 </p><p>
  特此授权允许在任何目的下免费使用，复制，修改和分发本软件及其文档，且无需签署任何书面协议，前提是上述版权声明和本段以及以下两段均出现在所有副本中。
 </p><p>
  加利福尼亚大学在任何情况下均不对任何一方由于使用本软件及其文档而造成的直接，间接，特殊，偶发或继发的损害承担任何责任，包括利润损失，即使加利福尼亚大学已被告知可能发生此类损坏。
 </p><p>
  加利福尼亚大学明确拒绝任何担保，包括但不限于针对特定目的适销性和适用性的默示担保。此处提供的软件是按“原样”提供的，加利福尼亚大学没有义务提供维护，支持，更新，改进或修改。
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